Home / 37,481.87-51,726.98-21,571.45

Finding the Fourth Proportional to 37,481.87, 51,726.98 and 21,571.45

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Solution

The fourth proportional to 37,481.87, 51,726.98 and 21,571.45 is: 29,769.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,481.87 : 51,726.98 = 21,571.45 : x
  2. Step 2: Convert to fraction form
    37,481.87/51,726.98 = 21,571.45/x
  3. Step 3: Cross multiply
    37,481.87x = 51,726.98 × 21,571.45
  4. Step 4: Simplify right side
    37,481.87x = 1,115,825,887.33
  5. Step 5: Solve for x
    x = 1,115,825,887.33/37,481.87
  6. Step 6: Final answer
    x = 29,769.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.